* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*:before,
*:after {
  box-sizing: border-box;
}

html {
  font-family: sans-serif;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section,
summary {
  display: block;
}

audio,
canvas,
progress,
video {
  display: inline-block;
  vertical-align: baseline;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

[hidden],
template {
  display: none;
}

a {
  background: transparent;
}

a:active,
a:hover {
  outline: 0;
}

abbr[title] {
  border-bottom: 1px dotted;
}

b,
strong {
  font-weight: bold;
}

dfn {
  font-style: italic;
}

mark {
  color: #000;
  background: #ff0;
}

small {
  font-size: 80%;
}

sub,
sup {
  position: relative;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}

sup {
  top: -.5em;
}

sub {
  bottom: -.25em;
}

img {
  border: 0;
}

svg:not(:root) {
  overflow: hidden;
}

hr {
  height: 0;
  box-sizing: content-box;
}

pre {
  overflow: auto;
}

code,
kbd,
pre,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}

button,
input,
optgroup,
select,
textarea {
  margin: 0;
  font: inherit;
  color: inherit;
}

button {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer;
}

button[disabled],
html input[disabled] {
  cursor: default;
}

button::-moz-focus-inner,
input::-moz-focus-inner {
  padding: 0;
  border: 0;
}

input {
  line-height: normal;
}

input[type="checkbox"],
input[type="radio"] {
  box-sizing: border-box;
  padding: 0;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

input[type="search"] {
  box-sizing: content-box;
  -webkit-appearance: textfield;
}

input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

fieldset {
  padding: 0.35em 0.625em 0.75em;
  margin: 0 2px;
  border: 1px solid #c0c0c0;
}

legend {
  padding: 0;
  border: 0;
}

textarea {
  overflow: auto;
}

optgroup {
  font-weight: bold;
}

table {
  border-spacing: 0;
  border-collapse: collapse;
}

td,
th {
  padding: 0;
}
html,
body {
  background: #000;
  font: 100% Helvetica, sans-serif;
}

h1 {
  font-size: 2em;
}

.s3d__side {
  background-size: cover;
  background-position: 50% 50%;
  background-repeat: no-repeat;
}

.s3d__side.active h1 {
  left: -1%;
}

.s3d__side:nth-child(1) {
  background-image: url("../img/19.jpeg");
}

.s3d__side:nth-child(2) {
  background-image: url("../img/17.jpeg");
}

.s3d__side:nth-child(3) {
  background-image: url("../img/10.jpeg");
}

.s3d__side:nth-child(4) {
  background-image: url("../img/6.jpeg");
}

.s3d__side h1 {
  display: inline-block;
  position: absolute;
  left: -100%;
  bottom: 10%;
  padding: .2% 1.5% .2% 2.5%;
  background: -webkit-linear-gradient(180deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.6));
  background: linear-gradient(-90deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.6));
  color: #fff;
  text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.8);
  border-radius: 1px;
  -webkit-transition: left 1s cubic-bezier(0.175, 0.885, 0.32, 1.05);
  transition: left 1s cubic-bezier(0.175, 0.885, 0.32, 1.05);
}